package com.hmall.trade.constants;
// 延迟消息的交换机名称和队列名称常量类
//接口中定义的字段默认是 public static final，无需显式声明
public interface TradeMqConstants {
    String DELAY_EXCHANGE = "trade.delay.topic";
    String DELAY_ORDER_QUEUE = "trade.order.delay.queue";
    String DELAY_ORDER_ROUTING_KEY = "order.query";
}
